<template>
  <div>
    <el-breadcrumb separator="/">
      <el-breadcrumb-item :to="{ path: '/welcome' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>用户管理</el-breadcrumb-item>
      <el-breadcrumb-item>用户列表</el-breadcrumb-item>
    </el-breadcrumb>
    <div  class="all">
      <el-card>
<el-row>
  <el-button type="primary" class="btn" @click="showAdd">添加用户</el-button>
</el-row>
        <tree-table :data="list" :columns="columns" :selection-type="false" :expand-type="false" show-index index-text="#" border>
          <template #isok="{row}">
            <i v-if="row.cat_deleted===false" class="el-icon-success" style="color: lightgreen"></i>
            <i class="el-icon-erroe" style="color: red" v-else></i>
          </template>
          <template #order="{row}">
            <el-tag v-if="row.cat_level===0">一级</el-tag>
            <el-tag  v-else-if="row.cat_level===1" type="success">二级</el-tag>
            <el-tag v-else type="warning">三级</el-tag>
          </template>
          <template #opt="{row}">
            <el-button type="primary" icon="el-icon-edit">编辑</el-button>
            <el-button type="danger" icon="el-icon-delete">删除</el-button>
          </template>
        </tree-table>
      </el-card>
    </div>
    <el-pagination
        class="fooer"
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="userinfo.pagenum"
        :page-sizes="[1, 2,3, 5]"
        :page-size="userinfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total">
    </el-pagination>
    <el-dialog
        @close="addcateclose"
        title="添加分类"
        :visible.sync="categoriesshow"
        width="50%">
      <el-form :model="addcatform" :rules="Addrules" ref="ruleForm1" label-width="100px" >
        <el-form-item label="分类名称:" prop="cat_name">
          <el-input v-model="addcatform.cat_name"></el-input>
        </el-form-item>
        <el-form-item label="父级分类:">
          <el-cascader
              v-model="selectkey"
              expand-trigger="hover"
              :props="cascaderProps"
              :options="parentCateList"
              @change="handleChange"
          clearable
          change-on-select>

          </el-cascader>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
    <el-button @click="categoriesshow = false">取 消</el-button>
    <el-button type="primary" @click="addcat">确 定</el-button>
  </span>
    </el-dialog>
  </div>
</template>
<script>
import {addjiekou, getCategories, getcategoriesList} from "@/api/user";

export default {
  data() {
    return {
      selectkey:[],
      cascaderProps:{
        value:'cat_id',
        label:'cat_name',
        children:'children'
      },
      parentCateList:[],
      ruleForm:{},
      Addrules: {
        cat_name:{required:true,message:'请输入分类名称',trigger:'blur'}
      },
      addcatform:{
        cat_name:'',
        cat_pid:0,
        cat_level:0,
      },
      categoriesshow:false,
      list:[],
      userinfo:{
        type:3,
        pagenum:1,
        pagesize:2
      },
      total:0,
      columns:[{
        label:'分类名称',
        prop:'cat_name'
      },
        {
          label: '是否有效',
          type:'template',
          template:'isok'
        },
        {
          label: '排序',
          type:'template',
          template:'order'
        },
        {
          label: '操作',
          type:'template',
          template:'opt'
        }
      ]
    }
  },
  created() {
    this.getcategoriesallList()
  },
  methods: {
    showAdd() {
      this.getparentCataList()
      this.categoriesshow=true
    },
    async getcategoriesallList() {
const res = await getcategoriesList(this.userinfo)
      console.log(res)
      this.list= res.data.result
      this.total=res.data.total
    },
    handleSizeChange(e) {
      // console.log(e)
      this.userinfo.pagesize=e
      this.getcategoriesallList()
    },

    handleCurrentChange(r){
      // console.log(r)
      this.userinfo.pagenum=r
      this.getcategoriesallList()
    },
    async getparentCataList() {
     const res=  await getCategories()
      // console.log(res)
      this.parentCateList=res.data
    },
    handleChange() {
      // console.log(this.selectkey)
      if(this.selectkey.length>0) {
        this.addcatform.cat_pid = this.selectkey[this.selectkey.length-1]
        this.addcatform.cat_level=this.selectkey.length
        return
      } else {
        this.addcatform.cat_pid=0
        this.addcatform.cat_level=0
      }

    },
    async addcat() {
      // console.log(this.addcatform)
   await this.$refs.ruleForm1.validate()
const res = await addjiekou(this.addcatform)
      console.log(res)
      if(res.meta.status!==201) return this.$message.error('添加失败')
      this.$message.success('添加成功')
      this.getcategoriesallList()
      this.categoriesshow=false
    },
    addcateclose() {
      this.$refs.ruleForm1.resetFields()
      this.selectkey=[]
      this.addcatform.cat_level=0
      this.addcatform.pid=0
    }
  }
}
</script>
<style lang="less" scoped>
.all{
  margin-top: 20px;
}
.el-cascader{
  width: 100%;
}
</style>